diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index aa5c4bf..9aa1859 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -48,33 +48,33 @@ reqwest = { version = "0.10.8", features = ["blocking", "json"] }
 
 [dependencies.bellman]
 git = "https://github.com/CalDescent1/librustzcash.git"
-rev = "1a8686863b10a608ececdede3deb82d2fb4218fa"
+rev = "9eeaf4f0269bf3936b2d57a67d7c6ba85bb8e6e9"
 default-features = false
 features = ["groth16", "multicore"]
 
 [dependencies.pairing]
 git = "https://github.com/CalDescent1/librustzcash.git"
-rev = "1a8686863b10a608ececdede3deb82d2fb4218fa"
+rev = "9eeaf4f0269bf3936b2d57a67d7c6ba85bb8e6e9"
 
 [dependencies.zcash_client_backend]
 git = "https://github.com/CalDescent1/librustzcash.git"
-rev = "1a8686863b10a608ececdede3deb82d2fb4218fa"
+rev = "9eeaf4f0269bf3936b2d57a67d7c6ba85bb8e6e9"
 default-features = false
 
 [dependencies.zcash_primitives]
 git = "https://github.com/CalDescent1/librustzcash.git"
-rev = "1a8686863b10a608ececdede3deb82d2fb4218fa"
+rev = "9eeaf4f0269bf3936b2d57a67d7c6ba85bb8e6e9"
 default-features = false
 features = ["transparent-inputs"]
 
 [dependencies.zcash_proofs]
 git = "https://github.com/CalDescent1/librustzcash.git"
-rev = "1a8686863b10a608ececdede3deb82d2fb4218fa"
+rev = "9eeaf4f0269bf3936b2d57a67d7c6ba85bb8e6e9"
 default-features = false
 
 [dependencies.ff]
 git = "https://github.com/CalDescent1/librustzcash.git"
-rev = "1a8686863b10a608ececdede3deb82d2fb4218fa"
+rev = "9eeaf4f0269bf3936b2d57a67d7c6ba85bb8e6e9"
 features = ["ff_derive"]
 
 [build-dependencies]
diff --git a/lib/src/commands.rs b/lib/src/commands.rs
index 03bc2f0..c0e690c 100644
--- a/lib/src/commands.rs
+++ b/lib/src/commands.rs
@@ -674,11 +674,11 @@ impl Command for RedeemP2shCommand {
         let mut h = vec![];
         h.push("Redeem ARRR from an HTLC");
         h.push("Usage:");
-        h.push("send '{'input': <address>, 'output': [{'address': <address>, 'amount': <amount in zatoshis>, 'memo': <optional memo>, 'script': <redeem script>, 'txid': <funding txid>, 'secret': <secret>, 'privkey': <private key>}, ...]}");
+        h.push("send '{'input': <address>, 'output': [{'address': <address>, 'amount': <amount in zatoshis>, 'memo': <optional memo>, 'script': <redeem script>, 'txid': <funding txid>, 'locktime': <lock time>, 'secret': <secret>, 'privkey': <private key>}, ...]}");
         h.push("");
         h.push("NOTE: The fee required to send this transaction (currently ZEC 0.0001) is additionally detected from your balance.");
         h.push("Example:");
-        h.push("send '{\"input\":\"ztestsapling1x65nq4dgp0qfywgxcwk9n0fvm4fysmapgr2q00p85ju252h6l7mmxu2jg9cqqhtvzd69jwhgv8d\", \"output\": [{ \"address\": \"ztestsapling1x65nq4dgp0qfywgxcwk9n0fvm4fysmapgr2q00p85ju252h6l7mmxu2jg9cqqhtvzd69jwhgv8d\", \"amount\": 200000, \"memo\": \"Hello from the command line\", \"script\": \"acbdef\", \"secret\": \"acbdef\", \"privkey\": \"acbdef\"}]}'");
+        h.push("send '{\"input\":\"ztestsapling1x65nq4dgp0qfywgxcwk9n0fvm4fysmapgr2q00p85ju252h6l7mmxu2jg9cqqhtvzd69jwhgv8d\", \"output\": [{ \"address\": \"ztestsapling1x65nq4dgp0qfywgxcwk9n0fvm4fysmapgr2q00p85ju252h6l7mmxu2jg9cqqhtvzd69jwhgv8d\", \"amount\": 200000, \"memo\": \"Hello from the command line\", \"script\": \"acbdef\", \"txid\": \"acbdef\", \"locktime\": 1652873471, \"secret\": \"acbdef\", \"privkey\": \"acbdef\"}]}'");
         h.push("");
         h.join("\n")
     }
@@ -764,6 +764,16 @@ impl Command for RedeemP2shCommand {
         let txid_bytes = &txid_vec[..];
 
 
+        //Check for a lock time and convert to u32
+        let lock_time: u32 = if json_args.has_key("locktime") {
+            match json_args["locktime"].as_u32() {
+                Some(f) => f.clone(),
+                None => return format!("Error: {}\n{}", "locktime must be a number", self.help())
+            }
+        } else {
+            return format!("Error: {}\n{}", "Need locktime", self.help());
+        };
+
         //Check for secret and convert to a string
         let secret58 = if json_args.has_key("secret") {
             json_args["secret"].as_str().unwrap().to_string().clone()
@@ -815,7 +825,7 @@ impl Command for RedeemP2shCommand {
             Ok(_) => {
                 // Convert to the right format. String -> &str.
                 let tos = send_args.iter().map(|(a, v, m)| (a.as_str(), *v, m.clone()) ).collect::<Vec<_>>();
-                match lightclient.do_redeem_p2sh(from, tos, &fee, script_bytes, txid_bytes, secret_bytes, privkey_bytes) {
+                match lightclient.do_redeem_p2sh(from, tos, &fee, script_bytes, txid_bytes, lock_time, secret_bytes, privkey_bytes) {
                     Ok(txid) => { object!{ "txid" => txid } },
                     Err(e)   => { object!{ "error" => e } }
                 }.pretty(2)
diff --git a/lib/src/lightclient.rs b/lib/src/lightclient.rs
index fe52820..6782763 100644
--- a/lib/src/lightclient.rs
+++ b/lib/src/lightclient.rs
@@ -1747,7 +1747,7 @@ impl LightClient {
         result.map(|(txid, _)| txid)
     }
  
-    pub fn do_redeem_p2sh(&self, from: &str, addrs: Vec<(&str, u64, Option<String>)>, fee: &u64, script: &[u8], txid: &[u8], secret: &[u8], privkey: &[u8]) -> Result<String, String> {
+    pub fn do_redeem_p2sh(&self, from: &str, addrs: Vec<(&str, u64, Option<String>)>, fee: &u64, script: &[u8], txid: &[u8], lock_time: u32, secret: &[u8], privkey: &[u8]) -> Result<String, String> {
         if !self.wallet.read().unwrap().is_unlocked_for_spending() {
             error!("Wallet is locked");
             return Err("Wallet is locked".to_string());
@@ -1761,7 +1761,7 @@ impl LightClient {
             self.wallet.write().unwrap().redeem_p2sh(
                 u32::from_str_radix(&self.config.consensus_branch_id, 16).unwrap(),
                 &self.sapling_spend, &self.sapling_output,
-                from, addrs, script, txid, secret, privkey, fee,
+                from, addrs, script, txid, lock_time, secret, privkey, fee,
                 |txbytes| broadcast_raw_tx(&self.get_server_uri(), txbytes)
             )
         };
diff --git a/lib/src/lightwallet.rs b/lib/src/lightwallet.rs
index 6ea0e03..4422473 100644
--- a/lib/src/lightwallet.rs
+++ b/lib/src/lightwallet.rs
@@ -2783,6 +2783,7 @@ impl LightWallet {
         tos: Vec<(&str, u64, Option<String>)>,
         redeem_script_pubkey: &[u8],
         outpoint_txid: &[u8],
+        lock_time: u32,
         secret: &[u8],
         privkey: &[u8],
         fee: &u64,
@@ -2903,7 +2904,7 @@ impl LightWallet {
 
         let sk = SecretKey::from_slice(privkey).unwrap();
 
-        if let Err(e) = builder.add_transparent_input_with_secret(sk, outpoint.clone(), coin.clone(), secret.to_vec(), redeem_script_pubkey.to_vec()
+        if let Err(e) = builder.add_transparent_input_with_secret(sk, outpoint.clone(), coin.clone(), secret.to_vec(), redeem_script_pubkey.to_vec(), lock_time
         ) {
             let e = format!("Error adding transparent input: {:?}", e);
             error!("{}", e);